Home / 39,528,099.20-59,292,148.80-28,048,973.60

Finding the Fourth Proportional to 39,528,099.20, 59,292,148.80 and 28,048,973.60

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Solution

The fourth proportional to 39,528,099.20, 59,292,148.80 and 28,048,973.60 is: 42,073,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,528,099.20 : 59,292,148.80 = 28,048,973.60 : x
  2. Step 2: Convert to fraction form
    39,528,099.20/59,292,148.80 = 28,048,973.60/x
  3. Step 3: Cross multiply
    39,528,099.20x = 59,292,148.80 × 28,048,973.60
  4. Step 4: Simplify right side
    39,528,099.20x = 1,663,083,916,378,471.75
  5. Step 5: Solve for x
    x = 1,663,083,916,378,471.75/39,528,099.20
  6. Step 6: Final answer
    x = 42,073,460.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.